# Invokable_IStreamCheckpointerGrain_GrainReference_7AB50A87 Methods

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/)

## Dispose {#dispose-7625edc0}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/dispose-7625edc0/)

```csharp
public override void Dispose()
```

Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.

## GetActivityName {#getactivityname-32b6e1f2}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/getactivityname-32b6e1f2/)

```csharp
public override string GetActivityName()
```

Gets the activity name, which refers to both the interface name and method name.

## GetArgument(int) {#getargument-int-fa33a30e}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/getargument-int-fa33a30e/)

```csharp
public override object GetArgument(int index)
```

Gets the argument at the specified index.

### Parameters

- `index` (`int`): The argument index.

### Returns

The argument at the specified index.

## GetArgumentCount {#getargumentcount-943ffc50}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/getargumentcount-943ffc50/)

```csharp
public override int GetArgumentCount()
```

Gets the number of arguments.

## GetCancellationToken {#getcancellationtoken-cc7a0763}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/getcancellationtoken-cc7a0763/)

```csharp
public override CancellationToken GetCancellationToken()
```

Gets the cancellation token for this request. If the request does not accept a cancellation token, this will be `System.Threading.CancellationToken.None`.

### Returns

The cancellation token for this request.

## GetInterfaceName {#getinterfacename-5fc771d2}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/getinterfacename-5fc771d2/)

```csharp
public override string GetInterfaceName()
```

Gets the full interface name.

## GetInterfaceType {#getinterfacetype-92aa7658}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/getinterfacetype-92aa7658/)

```csharp
public override Type GetInterfaceType()
```

Gets the interface type.

## GetMethod {#getmethod-1d3160f9}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/getmethod-1d3160f9/)

```csharp
public override MethodInfo GetMethod()
```

Gets the method info object, which may be `null`.

## GetMethodName {#getmethodname-b05a384a}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/getmethodname-b05a384a/)

```csharp
public override string GetMethodName()
```

Gets the method name.

## GetTarget {#gettarget-8cdcf047}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/gettarget-8cdcf047/)

```csharp
public override object GetTarget()
```

Gets the invocation target.

### Returns

The invocation target.

## InvokeInner {#invokeinner-ea6792f1}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/invokeinner-ea6792f1/)

```csharp
protected override ValueTask<string> InvokeInner()
```

Invokes the request against the target.

### Returns

The invocation result.

## SetArgument(int, object) {#setargument-int-object-41f19909}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/setargument-int-object-41f19909/)

```csharp
public override void SetArgument(int index, object value)
```

Sets the argument at the specified index.

### Parameters

- `index` (`int`): The argument index.
- `value` (`object`): The argument value

## SetTarget(ITargetHolder) {#settarget-orleans-serialization-invocation-itargetholder-3cffe956}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/settarget-orleans-serialization-invocation-itargetholder-3cffe956/)

```csharp
public override void SetTarget(ITargetHolder holder)
```

Sets the invocation target from an instance of [ITargetHolder](/orleans/docs/api/csharp/microsoft.orleans.serialization/orleans.serialization.invocation.itargetholder/).

### Parameters

- `holder` (`ITargetHolder`): The invocation target.

## TryCancel {#trycancel-0a3b8ca8}

[Dedicated page](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleanscodegen.orleans.streams.invokable-istreamcheckpointergrain-grainreference-7ab50a87/methods/trycancel-0a3b8ca8/)

```csharp
public override bool TryCancel()
```

Tries to cancel the invocation.

### Returns

`true` if cancellation was requested, otherwise `false`.